Xeon Platinum 8380 compiler benchmarks by Michael Larabel looking at GCC 11 against LLVM Clang 12 for some initial holiday weekend tests...
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 2105299-IB-COMPILERT91
GCC 11 vs. LLVM Clang 12 Benchmarks On Xeon Ice Lake,
"PostgreSQL pgbench 13.0 - Scaling Factor: 100 - Clients: 250 - Mode: Read Only",
Higher Results Are Better
"GCC 11.1",892311.726632,919119.097666,958531.103635,980446.689667,845932.241464,822340.417244,887518.712875,950421.105053,904590.038466,949008.770491,952646.636992,941527.626947,791821.063209
"Clang 12.0",941337.294535,929228.386092,958563.167019
"PostgreSQL pgbench 13.0 - Scaling Factor: 100 - Clients: 250 - Mode: Read Write",
Higher Results Are Better
"GCC 11.1",89238.167955,89430.289079,89607.871142
"Clang 12.0",93054.63754,92356.73069,92316.774942
"PostgreSQL pgbench 13.0 - Scaling Factor: 100 - Clients: 250 - Mode: Read Only - Average Latency",
Lower Results Are Better
"GCC 11.1",0.28,0.272,0.261,0.255,0.296,0.304,0.282,0.263,0.277,0.264,0.263,0.266,0.316
"Clang 12.0",0.266,0.269,0.261
"PostgreSQL pgbench 13.0 - Scaling Factor: 100 - Clients: 250 - Mode: Read Write - Average Latency",
Lower Results Are Better
"GCC 11.1",2.803,2.797,2.792
"Clang 12.0",2.688,2.709,2.71
"Geometric Mean Of All Test Results - Result Composite - GCC 11 vs. LLVM Clang 12 Benchmarks On Xeon Ice Lake",
Higher Results Are Better
"GCC 11.1",
"Clang 12.0",